63642264 has 32 divisors (see below), whose sum is σ = 181835520. Its totient is φ = 18183456.

The previous prime is 63642259. The next prime is 63642281. The reversal of 63642264 is 46224636.

63642264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189244 + ... + 189579.

It is an arithmetic number, because the mean of its divisors is an integer number (5682360).

Almost surely, 2^63642264 is an apocalyptic number.

It is an amenable number.

63642264 is an abundant number, since it is smaller than the sum of its proper divisors (118193256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63642264 is a wasteful number, since it uses less digits than its factorization.

63642264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378839 (or 378835 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 63642264 is about 7977.6101684652. The cubic root of 63642264 is about 399.2533237203.

The spelling of 63642264 in words is "sixty-three million, six hundred forty-two thousand, two hundred sixty-four".